138636942235

Names of 138636942235

• Cardinal: 138636942235 can be written as One hundred thirty-eight billion, six hundred thirty-six million, nine hundred forty-two thousand, two hundred thirty-five.

Scientific notation

• Scientific notation: 1.38636942235 × 10¹¹

Factors of 138636942235

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 529

Divisors of 138636942235

• Number of divisors d(n): 128
• Complete list of divisors:
  1 5 11 29 41 55 73 113 145 205 257 319 365 451 565 803 1189 1243 1285 1595 2117 2255 2827 2993 3277 4015 4633 5945 6215 7453 8249 10537 10585 13079 14135 14965 16385 18761 23165 23287 29041 32923 36047 37265 41245 50963 52685 65395 81983 86797 90739 93805 115907 116435 134357 145205 164615 180235 206371 239221 254815 305573 319451 338209 409915 433985 453695 544069 579535 671785 769201 842189 954767 1031855 1190681 1196105 1477927 1527865 1597255 1691045 2119993 2631431 2720345 3361303 3720299 3846005 4210945 4773835 5953405 5984759 7389635 8461211 9264079 9808061 10599965 13097491 13157155 16806515 18601495 22306829 23319923 29923795 34529749 42306055 46320395 49040305 61479797 65487455 86919713 107888671 111534145 116599615 172648745 245375119 307398985 379827239 434598565 539443355 676277767 956116843 1226875595 1899136195 2520671677 3381388835 4780584215 12603358385 27727388447 138636942235
• Sum of all divisors σ(n): 197450991360
• Sum of proper divisors (its aliquot sum) s(n): 58814049125
• 138636942235 is a deficient number, because the sum of its proper divisors (58814049125) is less than itself. Its deficiency is 79822893110

Bases of 138636942235

• Binary: 10000001000111011001111101101110011011₂
• Hexadecimal: 0x204767DB9B
• Base-36: 1ROSUT97

Squares and roots of 138636942235

• 138636942235 squared (138636942235²) is 19220201752270726795225
• 138636942235 cubed (138636942235³) is 2664630000074602530791074998827875
• The square root of 138636942235 is 372339.8209096093
• The cube root of 138636942235 is 5175.5875205287

Scales and comparisons

• 138,636,942,235 seconds is equal to 4,408 years, 11 weeks, 5 days, 5 hours, 43 minutes, 55 seconds.
• To count from 1 to 138,636,942,235 would take you about eight thousand, eight hundred sixteen years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 138636942235 cubic inches would be around 431.3 feet tall.

Recreational maths with 138636942235

• 138636942235 backwards is 532249636831
• The number of decimal digits it has is: 12
• The sum of 138636942235's digits is 52
• More coming soon!